【摘要】 本文对芒硝复分解循环制备碳酸氢钠新工艺进行了介绍。并用正交法找出了最佳工艺条件,产品质量可达到JB1606-79标准。更多还原

【Abstract】 The new technology for the production of sodium bicarbonate by double decomposition circulation from mirabil-ite is presented. The better technological conditions are worked out by orthogonal test. The product quality has reached the standard of GB1606 - 79.更多还原